package com.session;

import java.util.List;
import java.util.Set;

/**
 * 群聊服务器接口
 */
public interface GroupChatServerContext {

    void createGroupChat(String groupName, List<String> groupMembers);

    void createGroupChat(String groupName, Set<String> groupMembers);


    Set<String> getGroupMembersByGroupName(String groupName);

    void exitChatGroup(String groupName,List<String> exitMemberNames);
}
